зеркало из https://github.com/mozilla/gecko-dev.git
61 строка
1.8 KiB
C++
61 строка
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsCollationMacUC_h_
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#define nsCollationMacUC_h_
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#include "nsICollation.h"
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#include "nsCollation.h"
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#include "mozilla/Attributes.h"
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#include "unicode/ucol.h"
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#include <Carbon/Carbon.h>
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// Maximum number of characters for a buffer to remember
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// the generated collation key.
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const uint32_t kCacheSize = 128;
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// According to the documentation, the length of the key should typically be
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// at least 5 * textLength, but 6* would be safer.
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const uint32_t kCollationValueSizeFactor = 6;
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class nsCollationMacUC MOZ_FINAL : public nsICollation {
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public:
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nsCollationMacUC();
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// nsISupports interface
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NS_DECL_ISUPPORTS
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// nsICollation interface
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NS_DECL_NSICOLLATION
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protected:
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~nsCollationMacUC();
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nsresult ConvertLocaleICU(nsILocale* aNSLocale, char** aICULocale);
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nsresult ConvertLocale(nsILocale* aNSLocale, LocaleRef* aMacLocale);
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nsresult ConvertStrength(const int32_t aStrength,
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UCollationStrength* aStrengthOut,
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UColAttributeValue* aCaseLevelOut);
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nsresult StrengthToOptions(const int32_t aStrength,
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UCCollateOptions* aOptions);
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nsresult EnsureCollator(const int32_t newStrength);
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nsresult CleanUpCollator(void);
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private:
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bool mInit;
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bool mHasCollator;
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char* mLocaleICU;
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LocaleRef mLocale;
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int32_t mLastStrength;
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UCollator* mCollatorICU;
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CollatorRef mCollator;
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void *mBuffer; // temporary buffer to generate collation keys
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uint32_t mBufferLen; // byte length of buffer
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bool mUseICU;
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};
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#endif /* nsCollationMacUC_h_ */
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